Q: Is 345,808 a Prime Number?
A: No, 345,808 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 345808 can be evenly divided by 1 2 4 8 16 21,613 43,226 86,452 172,904 and 345,808, with no remainder.
Since 345,808 cannot be divided by just 1 and 345,808, it is not a prime number.